Pith Number

pith:UM6JH7LR

pith:1995:UM6JH7LRXDM7LOK376VONJYUGF

not attested not anchored not stored refs pending

Environmental effects on the structure of the Dwarf Spheroidal Galaxies

F. Fusi Pecci, F.R. Ferraro, M. Bellazzini

arxiv:astro-ph/9509081 v1 · 1995-09-15 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UM6JH7LRXDM7LOK376VONJYUGF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:40:22.719476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a33c93fd71b8d9f5b95bffaae6a714317d672d9d4ac76eb9c734406b649db6b4

Aliases

arxiv: astro-ph/9509081 · arxiv_version: astro-ph/9509081v1 · doi: 10.48550/arxiv.astro-ph/9509081 · pith_short_12: UM6JH7LRXDM7 · pith_short_16: UM6JH7LRXDM7LOK3 · pith_short_8: UM6JH7LR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UM6JH7LRXDM7LOK376VONJYUGF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a33c93fd71b8d9f5b95bffaae6a714317d672d9d4ac76eb9c734406b649db6b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "627a96886172a1d54aabc845b958e9708c0e943bc6ee26d6ca4f1cb230df9dcc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-09-15T13:26:37Z",
    "title_canon_sha256": "66b4a4ef6fd8724ebb5498f839b91729fc57c54167715a32d70dccc6b552b33e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9509081",
    "kind": "arxiv",
    "version": 1
  }
}